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From: Daniel Lezcano <daniel.lezcano@linaro.org>
To: Lokesh Vutla <lokeshvutla@ti.com>,
	Tony Lindgren <tony@atomide.com>,
	Thomas Gleixner <tglx@linutronix.de>
Cc: "Linux OMAP Mailing List" <linux-omap@vger.kernel.org>,
	linux-kernel@vger.kernel.org,
	"Thierry Reding" <thierry.reding@gmail.com>,
	"Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>,
	linux-pwm@vger.kernel.org, "Sekhar Nori" <nsekhar@ti.com>,
	"Tero Kristo" <t-kristo@ti.com>
Subject: Re: [PATCH v3 3/6] clocksource: timer-ti-dm: Implement cpu_pm notifier for context save and restore
Date: Mon, 16 Mar 2020 11:51:35 +0100	[thread overview]
Message-ID: <5b7bd5f8-f4e3-b851-da3e-8f05386dce09@linaro.org> (raw)
In-Reply-To: <20200305082715.15861-4-lokeshvutla@ti.com>

On 05/03/2020 09:27, Lokesh Vutla wrote:
> omap_dm_timer_enable() restores the entire context(including counter)
> based on 2 conditions:
> - If get_context_loss_count is populated and context is lost.
> - If get_context_loss_count is not populated update unconditionally.
> 
> Case2 has a side effect of updating the counter register even though
> context is not lost. When timer is configured in pwm mode, this is
> causing undesired behaviour in the pwm period.
> 
> Instead of using get_context_loss_count call back, implement cpu_pm
> notifier with context save and restore support. And delete the
> get_context_loss_count callback all together.
> 
> Suggested-by: Tony Lindgren <tony@atomide.com>
> Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
> [tony@atomide.com: removed pm_runtime calls from cpuidle calls]
> Signed-off-by: Tony Lindgren <tony@atomide.com>
> ---

[ ... ]

> @@ -725,6 +728,12 @@ static int __maybe_unused omap_dm_timer_runtime_suspend(struct device *dev)
>  
>  	atomic_set(&timer->enabled, 0);
>  
> +	if (timer->capability & OMAP_TIMER_ALWON ||
> +	    !timer->func_base)
> +	    return 0;

WARNING: suspect code indent for conditional statements (8, 12)
#168: FILE: drivers/clocksource/timer-ti-dm.c:762:
+	if (timer->capability & OMAP_TIMER_ALWON ||
[...]
+	    return 0;


WARNING: Statements should start on a tabstop
#170: FILE: drivers/clocksource/timer-ti-dm.c:764:
+	    return 0;

[ ... ]


Mind to resend this patch with the warning fixed?

Thanks

  -- Daniel

-- 
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  reply	other threads:[~2020-03-16 10:51 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-03-05  8:27 [PATCH v3 0/6] clocksource: timer-ti-dm: Prepare for dynamic pwm period updates Lokesh Vutla
2020-03-05  8:27 ` [PATCH v3 1/6] clocksource: timer-ti-dm: Convert to SPDX identifier Lokesh Vutla
2020-03-06 16:57   ` Tony Lindgren
2020-03-19  8:47   ` [tip: timers/core] clocksource/drivers/timer-ti-dm: " tip-bot2 for Lokesh Vutla
2020-03-05  8:27 ` [PATCH v3 2/6] clocksource: timer-ti-dm: Prepare for using cpuidle Lokesh Vutla
2020-03-19  8:47   ` [tip: timers/core] clocksource/drivers/timer-ti-dm: " tip-bot2 for Tony Lindgren
2020-03-05  8:27 ` [PATCH v3 3/6] clocksource: timer-ti-dm: Implement cpu_pm notifier for context save and restore Lokesh Vutla
2020-03-16 10:51   ` Daniel Lezcano [this message]
2020-03-16 11:14   ` [PATCH v4 " Lokesh Vutla
2020-03-19  8:47     ` [tip: timers/core] clocksource/drivers/timer-ti-dm: " tip-bot2 for Lokesh Vutla
2020-03-05  8:27 ` [PATCH v3 4/6] clocksource: timer-ti-dm: Do not update counter on updating the period Lokesh Vutla
2020-03-19  8:47   ` [tip: timers/core] clocksource/drivers/timer-ti-dm: " tip-bot2 for Lokesh Vutla
2020-03-05  8:27 ` [PATCH v3 5/6] clocksource: timer-ti-dm: Add support to get pwm current status Lokesh Vutla
2020-03-06 17:08   ` Tony Lindgren
2020-03-19  8:47   ` [tip: timers/core] clocksource/drivers/timer-ti-dm: " tip-bot2 for Lokesh Vutla
2020-03-05  8:27 ` [PATCH v3 6/6] clocksource: timer-ti-dm: Enable autoreload in set_pwm Lokesh Vutla
2020-03-06 17:18   ` Tony Lindgren
2020-03-19  8:47   ` [tip: timers/core] clocksource/drivers/timer-ti-dm: " tip-bot2 for Lokesh Vutla
2020-03-30 13:18   ` [PATCH v3 6/6] clocksource: timer-ti-dm: " Thierry Reding
2020-03-06 17:19 ` [PATCH v3 0/6] clocksource: timer-ti-dm: Prepare for dynamic pwm period updates Tony Lindgren
2020-03-12 11:10   ` Daniel Lezcano
2020-03-12 17:26     ` Tony Lindgren
2020-03-16 12:41       ` Daniel Lezcano

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